reg_old 19 drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.c u32 reg_old, reg_new; reg_old 21 drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.c reg_old = aq_hw_read_reg(aq_hw, addr); reg_old 22 drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.c reg_new = (reg_old & (~msk)) | (val << shift); reg_old 24 drivers/net/ethernet/aquantia/atlantic/aq_hw_utils.c if (reg_old != reg_new)